Archello Awards 2026 · Enter your projects before 30 September 2026
Archello Awards 2026 · Enter your projects before 30 September 2026

The LT isothermic system has been designed to provide great comfort. The combination of this system with selective triple panes offers high thermal and/or acoustic break.

Concealed LT was created to answer designers requests. This variant of LT has come to fill a gap in the minimalist series of OS sliding, making it now possible to coordinate the sliding system with this jamb system, maintaining architectural lines coherent.

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Specifications

Product Name
LT System
Manufactured
Portugal
Material
Metal, Aluminium
Opening types
Casement
Top-hung
Bottom-hung
Tilt-and-turn
Technical characteristics
Thermal break
Door type
Single
Double